* guix/scripts/locate.scm, tests/guix-locate.sh: New files. * Makefile.am (MODULES): Add 'guix/scripts/locate.scm'. (SH_TESTS): Add 'tests/guix-locate.sh'. * po/guix/POTFILES.in: Add it. * doc/guix.texi (Invoking guix locate): New node. Co-authored-by: Antoine R. Dumont <antoine.romain.dumont@gmail.com>